London: Richard Bentley and Son, Two volumes, complete. First edition, 1886. Cloth hardcovers with gilt title on the spines, 428 + 444 pp., heavily illustrated including several fold-outs (large fold-out map of the North Polar Regions present), clean unmarked text, Fair to Good books, straining to the inner hinges, wear to some pages and some illustrations including tears to the North Polar Regions map, soiling and age-toning to the pages and the page-edges, soiling and some discoloration to the covers, wear to the covers of the books including some bubbling, fraying and some loss, no dust jacket. Uncommon set! Good.